public void ShouldCreateAnItem()
{
using (var context = new Context())
{
var account = new UserProfile
{
UserName = "******",
};
context.UserProfiles.Add(account);
context.SaveChanges();
var item = new Item
{
Name = "p1",
Description = "p1 description",
Price = 100,
OwnerId = account.UserId
};
account.Items.Add(item);
context.SaveChanges();
Assert.True(item.Id > 0);
Assert.Equal(100, item.Price);
Assert.Equal(account.UserId, item.OwnerId);
}
}
private void ValidateTransaction(UserProfile buyer)
{
if (!this.item.CanBuy)
throw new InvalidOperationException();
if (this.item.OwnerId == buyer.UserId)
throw new InvalidOperationException();
}
public Raffle.Models.Raffle BuyRaffle(UserProfile buyer)
{
lock (this.item)
{
ValidateTransaction(buyer);
Raffle.Models.Raffle raffle = ExecuteTransaction(buyer);
if (!this.item.CanBuy)
SetWinner();
return raffle;
}
}
private Raffle.Models.Raffle ExecuteTransaction(UserProfile buyer)
{
int mostRecentRaffleNumber = this.item.Raffles.OrderByDescending(r => r.RaffleNumber)
.Select(r => r.RaffleNumber)
.FirstOrDefault();
var raffle = new Raffle.Models.Raffle
{
ItemId = this.item.Id,
UserProfileId = buyer.UserId,
RaffleNumber = mostRecentRaffleNumber + 1,
PurchasedAt = DateTime.Now
};
this.item.Raffles.Add(raffle);
return raffle;
}
public void ShouldCreateAnAccount()
{
using (var context = new Context())
{
var account = new UserProfile
{
UserName = "******",
};
context.UserProfiles.Add(account);
context.SaveChanges();
Assert.True(account.UserId > 0);
Assert.True(account.Items.Count == 0);
Assert.True(account.Raffles.Count == 0);
Assert.True(account.Reputation == 0);
}
}
private void Setup()
{
owner = new UserProfile
{
UserId = 1,
UserName = "******",
};
buyer = new UserProfile
{
UserId = 2,
UserName = "******",
};
item = new Item
{
Id = 1,
Name = "p1",
Description = "p1 description",
Price = 100,
OwnerId = owner.UserId
};
}
